Richtek USA Inc.
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RT7248HGSP
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RT7248HGSP

Product Overview

Category

The RT7248HGSP belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits and devices.

Characteristics

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Maximum Output Current: 3A
  • Efficiency: Up to 95%
  • Low Dropout Voltage: 200mV at 1A
  • Package Type: WDFN-10L 3x3

Package

The RT7248HGSP comes in a WDFN-10L 3x3 package.

Essence

The essence of the RT7248HGSP lies in its high efficiency and low dropout voltage, making it suitable for various power management applications.

Packaging/Quantity

The RT7248HGSP is typically available in reels containing a specific quantity, as per the manufacturer's packaging standards.

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Maximum Output Current: 3A
  • Quiescent Current: 75µA
  • Dropout Voltage: 200mV at 1A
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: WDFN-10L 3x3

Detailed Pin Configuration

The detailed pin configuration of the RT7248HGSP is as follows: 1. VIN (Input Voltage) 2. EN (Enable) 3. PG (Power Good) 4. FB (Feedback) 5. GND (Ground) 6. SW (Switch Node) 7. COMP (Compensation) 8. SS/TR (Soft Start/Tracking) 9. BST (Bootstrap) 10. VOUT (Output Voltage)

Functional Features

  • High Efficiency
  • Low Dropout Voltage
  • Overcurrent Protection
  • Thermal Shutdown Protection
  • Power Good Indicator
  • Soft Start Functionality

Advantages and Disadvantages

Advantages

  • High efficiency
  • Wide input voltage range
  • Compact package size
  • Overcurrent and thermal protection

Disadvantages

  • Limited maximum output current compared to some other models
  • Sensitive to external noise due to high efficiency design

Working Principles

The RT7248HGSP operates by regulating the input voltage to provide a stable output voltage, while ensuring high efficiency and low dropout voltage. It incorporates overcurrent and thermal protection mechanisms to safeguard the circuit and connected devices.

Detailed Application Field Plans

The RT7248HGSP is well-suited for various applications including: - Portable electronic devices - Battery-powered systems - IoT devices - Consumer electronics - Industrial automation

Detailed and Complete Alternative Models

Some alternative models to the RT7248HGSP include: - RT7248A - RT7248B - RT7248C - RT7248D

These models offer similar functionality and characteristics, providing users with options based on specific application requirements.

In conclusion, the RT7248HGSP is a versatile voltage regulator with high efficiency and essential protection features, making it suitable for a wide range of electronic applications.

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa RT7248HGSP katika suluhu za kiufundi

Sure, here are 10 common questions and answers related to the application of RT7248HGSP in technical solutions:

  1. What is the RT7248HGSP?

    • The RT7248HGSP is a high-efficiency, synchronous step-down DC/DC converter with an input voltage range from 4.5V to 18V.

  2. What is the typical application of the RT7248HGSP?

    • The RT7248HGSP is commonly used in applications such as industrial automation, consumer electronics, and power management systems.

  3. What is the maximum output current of the RT7248HGSP?

    • The RT7248HGSP can deliver up to 3A of continuous output current.

  4. What is the efficiency of the RT7248HGSP?

    • The RT7248HGSP offers high efficiency, typically up to 95%, making it suitable for power-sensitive applications.

  5. What is the operating frequency of the RT7248HGSP?

    • The RT7248HGSP operates at a fixed frequency of 1.2MHz, which helps to minimize the size of external components.

  6. Does the RT7248HGSP have built-in protection features?

    • Yes, the RT7248HGSP includes over-current protection, thermal shutdown, and under-voltage lockout to ensure reliable operation.

  7. Can the RT7248HGSP be used in automotive applications?

    • Yes, the RT7248HGSP is suitable for automotive applications, thanks to its wide input voltage range and robust design.

  8. What type of package does the RT7248HGSP come in?

    • The RT7248HGSP is available in a compact, thermally enhanced WQFN-20 (3x4mm) package.

  9. Is the RT7248HGSP compatible with both ceramic and electrolytic output capacitors?

    • Yes, the RT7248HGSP is designed to work with both ceramic and electrolytic output capacitors, providing flexibility in component selection.

  10. Where can I find more detailed information about the RT7248HGSP?

    • You can refer to the datasheet and application notes provided by the manufacturer for comprehensive technical information and design guidelines.

I hope this information is helpful! Let me know if you need further assistance.